public IList <VisualUnit> GetAllDescendantsOfUnit(VisualUnit unit)
{
var descendants = new List <VisualUnit>();
// descendants.Add(unit);
var visited = new Dictionary <VisualUnit, bool>();
descendants.AddRange(GetDescendantsOfUnit(unit, visited));
return(descendants);
}
public void Connect(VisualUnit source, string sourcePort, VisualUnit sink, string sinkPort)
{
if (source != null && source != null)
{
var sourceConnector = source.Connectors.FirstOrDefault(c => c.Name == sourcePort);
var sinkConnector = sink.Connectors.FirstOrDefault(c => c.Name == sinkPort);
if (sourceConnector != null && sinkConnector != null)
{
var newCon = new Connection()
{
Source = sourceConnector, Sink = sinkConnector
};
sourceConnector.IsConnected = true;
sinkConnector.IsConnected = true;
newCon.UpdatePathGeometry();
Connections.Add(newCon);
}
}
}
IList <VisualUnit> GetDescendantsOfUnit(VisualUnit unit, Dictionary <VisualUnit, bool> visited)
{
var descendants = new List <VisualUnit>();
foreach (var outgoing in GetAllOutputStreams(unit))
{
if (!visited.ContainsKey(outgoing.Sink.Owner))
{
descendants.Add(outgoing.Sink.Owner);
visited.Add(outgoing.Sink.Owner, true);
}
}
foreach (var descendant in descendants.ToArray())
{
var otherNodes = GetDescendantsOfUnit(descendant, visited);
descendants.AddRange(otherNodes);
}
return(descendants);
}
public IList <Connection> GetAllOutputStreams(VisualUnit unit)
{
return(Connections.Where(c => c.Source.Owner == unit).ToList());
}
